op {
  name: "BoostedTreesMakeQuantileSummaries"
  input_arg {
    name: "float_values"
    type: DT_FLOAT
    number_attr: "num_features"
  }
  input_arg {
    name: "example_weights"
    type: DT_FLOAT
  }
  input_arg {
    name: "epsilon"
    type: DT_FLOAT
  }
  output_arg {
    name: "summaries"
    type: DT_FLOAT
    number_attr: "num_features"
  }
  attr {
    name: "num_features"
    type: "int"
    has_minimum: true
  }
}
